| Chip / Technology | LLCC68, LoRa spread spectrum |
| Supply Voltage | 3.3 V to 5.5 V |
| I/O Voltage Levels | TTL (compatible with 3.3 V and 5 V) |
| Transmit Power | Up to ~33 dBm (160 mW) |
| Data Rate (Air) | 2.4 kbps to 62.5 kbps |
| Receive Sensitivity | ~ –148 to –150 dBm in LoRa modes (depending on data rate) |
| Sleep / Deep-Sleep Current | ~4 µA (in deep sleep) |
| Operating Temperature | –40 °C to +85 °C |
| Communication Interface | UART (transparent serial) |
| Modulation Modes | LoRa and FSK/GFSK |
| Maximum Packet Size | 240 bytes (configurable sub-packet sizes) |
| Typical Range | Up to 12–16 km (line-of-sight, ideal conditions) |
| Physical / Mounting | SMD module, small size, pin spacing ~1.27 mm |